Tested Archery:

Ranger/Sam 99/49
Vision Bow

Atma's on:
Cloak and Dagger (for evasion mostly)
Sea Daughter & VV (for Regain/Regen)
All enhancement effects applied

Location Tested : Abyssea Misareax Coast (live server, not test)
Mob Tested : Slashers

Sidewinder : 21
Flaming Arrow : 21
Piercing Arrow : 21
Dulling Arrow : 21
Arching Arrow : 21
Empyreal Arrow : 21
Refulgent Arrow : 21
Apex Arrow : 21

Seems like all the ones that aren't short range (i.e.: blast arrow) got bumped to 21 yalms overall.